package com.atguigu.gulimall.product.exception;


import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

//@RequestBody
//@ControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = Exception.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        Map<String, String> map = new HashMap<>();
        //获取数据校验的错误结果
        BindingResult result = e.getBindingResult();
        result.getFieldErrors().forEach(fieldError -> {
            String field = fieldError.getField();
            String message = fieldError.getDefaultMessage();
            map.put(field, message);
        });

        log.error("数据校验出现问题{},异常类型{}", e.getMessage(), e.getClass());
        return R.error(400, "数据校验出现问题").put("data", map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {
        log.error("数据校验出现问题{},异常类型{}", throwable.getMessage(), throwable.getClass());
        return R.error(BizCodeEnum.UNKNOWN_EXCEPTION.getCode(), BizCodeEnum.UNKNOWN_EXCEPTION.getMsg());
    }

}
